<!-- 按钮区 -->
<div class="im-btn-area">
  <!-- 发送按钮 -->
  <div class="im-send-btn-area">
    <a class="im-send send-btn" href="javascript:void(0);" title="点击发送消息">发送</a>
    <a class="im-send set-send-btn" href="javascript:void(0);">
      <i class="glyphicon glyphicon-triangle-bottom"></i>
    </a>
    <div class="set-send-key" id="set-key">
      <form>
        <label class="set-send-label enter-key">
          <input type="radio" name="sendKey" value="enter" checked>
          <a href="javascript:void(0)">
            <i class="im-icon-check"></i>
            <span>按Enter键发送消息，Ctrl+Enter换行</span>
          </a>
        </label>
        <label class="set-send-label ctrl-enter-key">
          <input type="radio" name="sendKey" value="ctrlEnter">
          <a href="javascript:void(0)">
            <i class="im-icon-right"></i>
            <span>按Ctrl+Enter键发送消息，Enter换行</span>
          </a>
        </label>
      </form>
    </div>
  </div>
  <!-- 关闭按钮 -->
  <a class="close-btn" href="javascript:void(0);">关闭</a>
  <!-- 提示文字数 -->
  <div class="im-edit-tip">
    您已输入<span class="still-count">0</span>个字
  </div>
</div>
